Sodium Sulfite

Also known as:
Sodium sulphite · Sodium sulfite · Na2SO3 · E221

Inorganic sodium salt with reducing and antioxidant character. It is used as a dechlorinating agent and oxygen scavenger in water treatment, as an antioxidant preservative in foods and as an auxiliary in tanning and other industrial processes, according to applicable regulations.

Functions

Reducing agentDechlorinating agentAntioxidant preservative

Typical applications

  • Water dechlorination
  • Oxygen removal in boiler water
  • Preservation of foods and beverages
  • Leather tanning